Mission Systems Davenport · Electronic Components
3305090-1
Switch, Rotary
Part Number3305090-1
ManufacturerMission Systems Davenport
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-176-4527 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Terminal TypeTAB, SOLDER LUG
Shaft TypeROUND, FLATTED SINGLE ACTUATOR
Contact Voltage Rating In Volts28.0 DC AT SEA LEVEL
Switch Actuator Indexing Position4 SINGLE ACTUATOR
Contact Switching ActionBREAKS BEFORE MAKES EACH SECTION REAR
Pole Quantity2 FIRST SECTION REAR
Flat Height0.216 INCHES NOMINAL SINGLE ACTUATOR
Shaft Length0.563 INCHES NOMINAL SINGLE ACTUATOR
Overall Diameter1.750 INCHES MAXIMUM
Mounting MethodTHREADED BUSHING SINGLE MOUNTING FACILITY
Thread Series DesignatorUNEF SINGLE MOUNTING FACILITY
RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is 3305090-1 available?
We can source 3305090-1 even if it isn't in our active stock list. As an independent distributor we reach inventory outside the franchise channel — including hard-to-find and obsolete parts. Send us a quote request.
Is 3305090-1 by Mission Systems Davenport obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 3305090-1 has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like 3305090-1?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for 3305090-1?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.